<%@ taglib prefix='c' uri='http://java.sun.com/jstl/core_rt' %>
<%@ page import="org.springframework.security.web.authentication.AuthenticationProcessingFilter" %>
<%@ page import="org.springframework.security.web.authentication.AbstractProcessingFilter" %>
<%@ page import="org.springframework.security.core.AuthenticationException" %>

  <head>
    <title>Login</title>
  </head>
 
  <body>
    <h1>Login</h1>
 	
 	<!-- Esta libreria no la esta renderizando.. -->
    <c:if test="${not empty param.login_error}">
      <font color="red">
        Your login attempt was not successful, try again.<br/><br/>
        Reason: <c:out value="${SPRING_SECURITY_LAST_EXCEPTION.message}"/>. 
        	
      </font>
    </c:if>
    <font color="red">
   		<% if ("1".equals(request.getParameter("login_error"))) {%>
   			Your login attempt was not successful, try again. Reason: 
   			<%= ((AuthenticationException) session.getAttribute(AbstractProcessingFilter.SPRING_SECURITY_LAST_EXCEPTION_KEY)).getMessage() %>
   		<% } %>
   	</font>
 
    <form name="f" action="<c:url value='../j_spring_security_check'/>" method="POST">
      <table>
        <tr><td>User:</td><td><input type='text' name='j_username' value='<c:if test="${not empty param.login_error}"><c:out value="${SPRING_SECURITY_LAST_USERNAME}"/></c:if>'/></td></tr>
        <tr><td>Password:</td><td><input type='password' name='j_password'></td></tr>
        <tr><td><input type="checkbox" name="_spring_security_remember_me"></td><td>Don't ask for my password for two weeks</td></tr>
 
        <tr><td colspan='2'><input name="submit" type="submit"></td></tr>
        <tr><td colspan='2'><input name="reset" type="reset"></td></tr>
      </table>
    </form>
  </body>
</html>